コード例 #1
0
ファイル: tools.cpp プロジェクト: bhanug/likewise-open
static int ndb_tool_next_id(
	Operation *op,
	NdbArgs *NA,
	struct berval *text,
	int hole )
{
	struct berval ndn = NA->e->e_nname;
	int rc;

	if (ndn.bv_len == 0) {
		NA->e->e_id = 0;
		return 0;
	}

	rc = ndb_entry_get_info( op, NA, 0, NULL );
	if ( rc ) {
		Attribute *a, tmp = {0};
		if ( !be_issuffix( op->o_bd, &ndn ) ) {
			struct dn_id *dptr;
			struct berval npdn;
			dnParent( &ndn, &npdn );
			NA->e->e_nname = npdn;
			NA->rdns->nr_num--;
			rc = ndb_tool_next_id( op, NA, text, 1 );
			NA->e->e_nname = ndn;
			NA->rdns->nr_num++;
			if ( rc ) {
				return rc;
			}
			/* If parent didn't exist, it was created just now
			 * and its ID is now in e->e_id.
			 */
			dptr = (struct dn_id *)ch_malloc( sizeof( struct dn_id ) + npdn.bv_len + 1);
			dptr->id = NA->e->e_id;
			dptr->dn.bv_val = (char *)(dptr+1);
			strcpy(dptr->dn.bv_val, npdn.bv_val );
			dptr->dn.bv_len = npdn.bv_len;
			if ( avl_insert( &myParents, dptr, ndb_dnid_cmp, avl_dup_error )) {
				ch_free( dptr );
			}
		}
		rc = ndb_next_id( op->o_bd, myNdb, &NA->e->e_id );
		if ( rc ) {
			snprintf( text->bv_val, text->bv_len,
				"next_id failed: %s (%d)",
				myNdb->getNdbError().message, myNdb->getNdbError().code );
			Debug( LDAP_DEBUG_ANY,
				"=> ndb_tool_next_id: %s\n", text->bv_val, 0, 0 );
			return rc;
		}
		if ( hole ) {
			a = NA->e->e_attrs;
			NA->e->e_attrs = &tmp;
			tmp.a_desc = slap_schema.si_ad_objectClass;
			tmp.a_vals = glueval;
			tmp.a_nvals = tmp.a_vals;
			tmp.a_numvals = 1;
		}
		rc = ndb_entry_put_info( op->o_bd, NA, 0 );
		if ( hole ) {
			NA->e->e_attrs = a;
		}
		if ( rc ) {
			snprintf( text->bv_val, text->bv_len,
				"ndb_entry_put_info failed: %s (%d)",
				myNdb->getNdbError().message, myNdb->getNdbError().code );
		Debug( LDAP_DEBUG_ANY,
			"=> ndb_tool_next_id: %s\n", text->bv_val, 0, 0 );
		} else if ( hole ) {
			if ( nholes == nhmax - 1 ) {
				if ( holes == hbuf ) {
					holes = (dn_id *)ch_malloc( nhmax * sizeof(dn_id) * 2 );
					AC_MEMCPY( holes, hbuf, sizeof(hbuf) );
				} else {
					holes = (dn_id *)ch_realloc( holes, nhmax * sizeof(dn_id) * 2 );
				}
				nhmax *= 2;
			}
			ber_dupbv( &holes[nholes].dn, &ndn );
			holes[nholes++].id = NA->e->e_id;
		}
	} else if ( !hole ) {
		unsigned i;

		for ( i=0; i<nholes; i++) {
			if ( holes[i].id == NA->e->e_id ) {
				int j;
				free(holes[i].dn.bv_val);
				for (j=i;j<nholes;j++) holes[j] = holes[j+1];
				holes[j].id = 0;
				nholes--;
				rc = ndb_entry_put_info( op->o_bd, NA, 1 );
				break;
			} else if ( holes[i].id > NA->e->e_id ) {
				break;
			}
		}
	}
	return rc;
}
コード例 #2
0
ファイル: tools.cpp プロジェクト: bhanug/likewise-open
ID ndb_tool_entry_put(
	BackendDB *be,
	Entry *e,
	struct berval *text )
{
	struct ndb_info *ni = (struct ndb_info *) be->be_private;
	struct dn_id dtmp, *dptr;
	NdbArgs NA;
	NdbRdns rdns;
	int rc, slow = 0;
	Operation op = {0};
	Opheader ohdr = {0};

	assert( be != NULL );
	assert( slapMode & SLAP_TOOL_MODE );

	assert( text != NULL );
	assert( text->bv_val != NULL );
	assert( text->bv_val[0] == '\0' );	/* overconservative? */

	Debug( LDAP_DEBUG_TRACE, "=> " LDAP_XSTRING(ndb_tool_entry_put)
		"( %ld, \"%s\" )\n", (long) e->e_id, e->e_dn, 0 );

	if ( !be_issuffix( be, &e->e_nname )) {
		dnParent( &e->e_nname, &dtmp.dn );
		dptr = (struct dn_id *)avl_find( myParents, &dtmp, ndb_dnid_cmp );
		if ( !dptr )
			slow = 1;
	}

	rdns.nr_num = 0;

	op.o_hdr = &ohdr;
	op.o_bd = be;
	op.o_tmpmemctx = NULL;
	op.o_tmpmfuncs = &ch_mfuncs;

	if ( !slow ) {
		rc = ndb_next_id( be, myNdb, &e->e_id );
		if ( rc ) {
			snprintf( text->bv_val, text->bv_len,
				"next_id failed: %s (%d)",
				myNdb->getNdbError().message, myNdb->getNdbError().code );
			Debug( LDAP_DEBUG_ANY,
				"=> ndb_tool_next_id: %s\n", text->bv_val, 0, 0 );
			return rc;
		}
	}

	if ( !myPutTxn )
		myPutTxn = myNdb->startTransaction();
	if ( !myPutTxn ) {
		snprintf( text->bv_val, text->bv_len,
			"start_transaction failed: %s (%d)",
			myNdb->getNdbError().message, myNdb->getNdbError().code );
		Debug( LDAP_DEBUG_ANY,
			"=> " LDAP_XSTRING(ndb_tool_entry_put) ": %s\n",
			 text->bv_val, 0, 0 );
		return NOID;
	}

	/* add dn2id indices */
	ndb_dn2rdns( &e->e_name, &rdns );
	NA.rdns = &rdns;
	NA.e = e;
	NA.ndb = myNdb;
	NA.txn = myPutTxn;
	if ( slow ) {
		rc = ndb_tool_next_id( &op, &NA, text, 0 );
		if( rc != 0 ) {
			goto done;
		}
	} else {
		rc = ndb_entry_put_info( be, &NA, 0 );
		if ( rc != 0 ) {
			goto done;
		}
	}

	/* id2entry index */
	rc = ndb_entry_put_data( be, &NA );
	if( rc != 0 ) {
		snprintf( text->bv_val, text->bv_len,
				"ndb_entry_put_data failed: %s (%d)",
				myNdb->getNdbError().message, myNdb->getNdbError().code );
		Debug( LDAP_DEBUG_ANY,
			"=> " LDAP_XSTRING(ndb_tool_entry_put) ": %s\n",
			text->bv_val, 0, 0 );
		goto done;
	}

done:
	if( rc == 0 ) {
		myPutCnt++;
		if ( !( myPutCnt & 0x0f )) {
			rc = myPutTxn->execute(NdbTransaction::Commit);
			if( rc != 0 ) {
				snprintf( text->bv_val, text->bv_len,
					"txn_commit failed: %s (%d)",
					myPutTxn->getNdbError().message, myPutTxn->getNdbError().code );
				Debug( LDAP_DEBUG_ANY,
					"=> " LDAP_XSTRING(ndb_tool_entry_put) ": %s\n",
					text->bv_val, 0, 0 );
				e->e_id = NOID;
			}
			myPutTxn->close();
			myPutTxn = NULL;
		}
	} else {
		snprintf( text->bv_val, text->bv_len,
			"txn_aborted! %s (%d)",
			myPutTxn->getNdbError().message, myPutTxn->getNdbError().code );
		Debug( LDAP_DEBUG_ANY,
			"=> " LDAP_XSTRING(ndb_tool_entry_put) ": %s\n",
			text->bv_val, 0, 0 );
		e->e_id = NOID;
		myPutTxn->close();
	}

	return e->e_id;
}
コード例 #3
0
ファイル: add.cpp プロジェクト: gosudream/netbsd-src
extern "C" int
ndb_back_add(Operation *op, SlapReply *rs )
{
	struct ndb_info *ni = (struct ndb_info *) op->o_bd->be_private;
	Entry		p = {0};
	Attribute	poc;
	char textbuf[SLAP_TEXT_BUFLEN];
	size_t textlen = sizeof textbuf;
	AttributeDescription *children = slap_schema.si_ad_children;
	AttributeDescription *entry = slap_schema.si_ad_entry;
	NdbArgs NA;
	NdbRdns rdns;
	struct berval matched;
	struct berval pdn, pndn;

	int		num_retries = 0;
	int		success;

	LDAPControl **postread_ctrl = NULL;
	LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
	int num_ctrls = 0;

	Debug(LDAP_DEBUG_ARGS, "==> " LDAP_XSTRING(ndb_back_add) ": %s\n",
		op->oq_add.rs_e->e_name.bv_val, 0, 0);

	ctrls[num_ctrls] = 0;

	/* check entry's schema */
	rs->sr_err = entry_schema_check( op, op->oq_add.rs_e, NULL,
		get_relax(op), 1, NULL, &rs->sr_text, textbuf, textlen );
	if ( rs->sr_err != LDAP_SUCCESS ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": entry failed schema check: "
			"%s (%d)\n", rs->sr_text, rs->sr_err, 0 );
		goto return_results;
	}

	/* add opattrs to shadow as well, only missing attrs will actually
	 * be added; helps compatibility with older OL versions */
	rs->sr_err = slap_add_opattrs( op, &rs->sr_text, textbuf, textlen, 1 );
	if ( rs->sr_err != LDAP_SUCCESS ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": entry failed op attrs add: "
			"%s (%d)\n", rs->sr_text, rs->sr_err, 0 );
		goto return_results;
	}

	/* Get our NDB handle */
	rs->sr_err = ndb_thread_handle( op, &NA.ndb );

	/*
	 * Get the parent dn and see if the corresponding entry exists.
	 */
	if ( be_issuffix( op->o_bd, &op->oq_add.rs_e->e_nname ) ) {
		pdn = slap_empty_bv;
		pndn = slap_empty_bv;
	} else {
		dnParent( &op->ora_e->e_name, &pdn );
		dnParent( &op->ora_e->e_nname, &pndn );
	}
	p.e_name = op->ora_e->e_name;
	p.e_nname = op->ora_e->e_nname;

	op->ora_e->e_id = NOID;
	rdns.nr_num = 0;
	NA.rdns = &rdns;

	if( 0 ) {
retry:	/* transaction retry */
		NA.txn->close();
		NA.txn = NULL;
		if ( op->o_abandon ) {
			rs->sr_err = SLAPD_ABANDON;
			goto return_results;
		}
		ndb_trans_backoff( ++num_retries );
	}

	NA.txn = NA.ndb->startTransaction();
	rs->sr_text = NULL;
	if( !NA.txn ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": startTransaction failed: %s (%d)\n",
			NA.ndb->getNdbError().message, NA.ndb->getNdbError().code, 0 );
		rs->sr_err = LDAP_OTHER;
		rs->sr_text = "internal error";
		goto return_results;
	}

	/* get entry or parent */
	NA.e = &p;
	NA.ocs = NULL;
	rs->sr_err = ndb_entry_get_info( op, &NA, 0, &matched );
	switch( rs->sr_err ) {
	case 0:
		rs->sr_err = LDAP_ALREADY_EXISTS;
		goto return_results;
	case LDAP_NO_SUCH_OBJECT:
		break;
#if 0
	case DB_LOCK_DEADLOCK:
	case DB_LOCK_NOTGRANTED:
		goto retry;
#endif
	case LDAP_BUSY:
		rs->sr_text = "ldap server busy";
		goto return_results;
	default:
		rs->sr_err = LDAP_OTHER;
		rs->sr_text = "internal error";
		goto return_results;
	}

	if ( NA.ocs ) {
		int i;
		for ( i=0; !BER_BVISNULL( &NA.ocs[i] ); i++ );
		poc.a_numvals = i;
		poc.a_desc = slap_schema.si_ad_objectClass;
		poc.a_vals = NA.ocs;
		poc.a_nvals = poc.a_vals;
		poc.a_next = NULL;
		p.e_attrs = &poc;
	}

	if ( ber_bvstrcasecmp( &pndn, &matched ) ) {
		rs->sr_matched = matched.bv_val;
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": parent "
			"does not exist\n", 0, 0, 0 );

		rs->sr_text = "parent does not exist";
		rs->sr_err = LDAP_NO_SUCH_OBJECT;
		if ( p.e_attrs && is_entry_referral( &p )) {
is_ref:			p.e_attrs = NULL;
			ndb_entry_get_data( op, &NA, 0 );
			rs->sr_ref = get_entry_referrals( op, &p );
			rs->sr_err = LDAP_REFERRAL;
			rs->sr_flags = REP_REF_MUSTBEFREED;
			attrs_free( p.e_attrs );
			p.e_attrs = NULL;
		}
		goto return_results;
	}

	p.e_name = pdn;
	p.e_nname = pndn;
	rs->sr_err = access_allowed( op, &p,
		children, NULL, ACL_WADD, NULL );

	if ( ! rs->sr_err ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": no write access to parent\n",
			0, 0, 0 );
		rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
		rs->sr_text = "no write access to parent";
		goto return_results;
	}

	if ( NA.ocs ) {
		if ( is_entry_subentry( &p )) {
			/* parent is a subentry, don't allow add */
			Debug( LDAP_DEBUG_TRACE,
				LDAP_XSTRING(ndb_back_add) ": parent is subentry\n",
				0, 0, 0 );
			rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
			rs->sr_text = "parent is a subentry";
			goto return_results;
		}

		if ( is_entry_alias( &p ) ) {
			/* parent is an alias, don't allow add */
			Debug( LDAP_DEBUG_TRACE,
				LDAP_XSTRING(ndb_back_add) ": parent is alias\n",
				0, 0, 0 );
			rs->sr_err = LDAP_ALIAS_PROBLEM;
			rs->sr_text = "parent is an alias";
			goto return_results;
		}

		if ( is_entry_referral( &p ) ) {
			/* parent is a referral, don't allow add */
			rs->sr_matched = p.e_name.bv_val;
			goto is_ref;
		}
	}

	rs->sr_err = access_allowed( op, op->ora_e,
		entry, NULL, ACL_WADD, NULL );

	if ( ! rs->sr_err ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": no write access to entry\n",
			0, 0, 0 );
		rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
		rs->sr_text = "no write access to entry";
		goto return_results;;
	}

	/* 
	 * Check ACL for attribute write access
	 */
	if (!acl_check_modlist(op, op->ora_e, op->ora_modlist)) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(bdb_add) ": no write access to attribute\n",
			0, 0, 0 );
		rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
		rs->sr_text = "no write access to attribute";
		goto return_results;;
	}


	/* acquire entry ID */
	if ( op->ora_e->e_id == NOID ) {
		rs->sr_err = ndb_next_id( op->o_bd, NA.ndb, &op->ora_e->e_id );
		if( rs->sr_err != 0 ) {
			Debug( LDAP_DEBUG_TRACE,
				LDAP_XSTRING(ndb_back_add) ": next_id failed (%d)\n",
				rs->sr_err, 0, 0 );
			rs->sr_err = LDAP_OTHER;
			rs->sr_text = "internal error";
			goto return_results;
		}
	}

	if ( matched.bv_val )
		rdns.nr_num++;
	NA.e = op->ora_e;
	/* dn2id index */
	rs->sr_err = ndb_entry_put_info( op->o_bd, &NA, 0 );
	if ( rs->sr_err ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": ndb_entry_put_info failed (%d)\n",
			rs->sr_err, 0, 0 );
		rs->sr_text = "internal error";
		goto return_results;
	}

	/* id2entry index */
	rs->sr_err = ndb_entry_put_data( op->o_bd, &NA );
	if ( rs->sr_err ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": ndb_entry_put_data failed (%d) %s(%d)\n",
			rs->sr_err, NA.txn->getNdbError().message, NA.txn->getNdbError().code );
		rs->sr_text = "internal error";
		goto return_results;
	}

	/* post-read */
	if( op->o_postread ) {
		if( postread_ctrl == NULL ) {
			postread_ctrl = &ctrls[num_ctrls++];
			ctrls[num_ctrls] = NULL;
		}
		if ( slap_read_controls( op, rs, op->oq_add.rs_e,
			&slap_post_read_bv, postread_ctrl ) )
		{
			Debug( LDAP_DEBUG_TRACE,
				"<=- " LDAP_XSTRING(ndb_back_add) ": post-read "
				"failed!\n", 0, 0, 0 );
			if ( op->o_postread & SLAP_CONTROL_CRITICAL ) {
				/* FIXME: is it correct to abort
				 * operation if control fails? */
				goto return_results;
			}
		}
	}

	if ( op->o_noop ) {
		if (( rs->sr_err=NA.txn->execute( NdbTransaction::Rollback,
			NdbOperation::AbortOnError, 1 )) != 0 ) {
			rs->sr_text = "txn (no-op) failed";
		} else {
			rs->sr_err = LDAP_X_NO_OPERATION;
		}

	} else {
		if(( rs->sr_err=NA.txn->execute( NdbTransaction::Commit,
			NdbOperation::AbortOnError, 1 )) != 0 ) {
			rs->sr_text = "txn_commit failed";
		} else {
			rs->sr_err = LDAP_SUCCESS;
		}
	}

	if ( rs->sr_err != LDAP_SUCCESS && rs->sr_err != LDAP_X_NO_OPERATION ) {
		Debug( LDAP_DEBUG_TRACE,
			LDAP_XSTRING(ndb_back_add) ": %s : %s (%d)\n",
			rs->sr_text, NA.txn->getNdbError().message, NA.txn->getNdbError().code );
		rs->sr_err = LDAP_OTHER;
		goto return_results;
	}
	NA.txn->close();
	NA.txn = NULL;

	Debug(LDAP_DEBUG_TRACE,
		LDAP_XSTRING(ndb_back_add) ": added%s id=%08lx dn=\"%s\"\n",
		op->o_noop ? " (no-op)" : "",
		op->oq_add.rs_e->e_id, op->oq_add.rs_e->e_dn );

	rs->sr_text = NULL;
	if( num_ctrls ) rs->sr_ctrls = ctrls;

return_results:
	success = rs->sr_err;
	send_ldap_result( op, rs );
	slap_graduate_commit_csn( op );

	if( NA.txn != NULL ) {
		NA.txn->execute( Rollback );
		NA.txn->close();
	}

	if( postread_ctrl != NULL && (*postread_ctrl) != NULL ) {
		slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
		slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
	}

	return rs->sr_err;
}